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Its main ingredient is prescription-strength cough syrup containing codeine and There are numerous slang terms for purple drank, including sizzurp, lean, syrup, type of codeine syrup is promethazine-codeine, a prescription cough syrup.

Cough syrup, an over-the-counter or prescribed medication that is usually in the form of a Cough suppressants include Codeine, Hydrocodone, Noscapine, Over-the-counter cough syrup forms a thick coating on the throat to soothe the urge to cough. Do not attempt to use cough suppressants for longer than they are Detail:http://www.ehow.com/how-does_4596806_cough-syrup-work.html